Re: [Boost-users] Help with tuples - repeated members

From: Doug Gregor (dgregor_at_[hidden])
Date: 2004-07-12 16:56:39

On Jul 12, 2004, at 4:17 PM, John.Wismar_at_[hidden] wrote:
> The objective would be to allow me to write a function template that 
> looked
> something like this:
>
> template <int N>
> tuple_clone<int, N> fn(tuple_clone<int, N-1> t)
> {
>     tuple_clone<int, N> ret;
>     ret.get_head() = getValue();
>     ret.get_tail() = t;
>     return ret;
> }
>
> Each time I try to write tuple_clone, though, I end up stumped.  Is it
> possible to write something like this, while leveraging the tuples 
> library?
> Or is there a different approach I ought to look into?

Why is it that you can't use boost::array<int, N>, which has a more 
convenient syntax when all of the values are of the same type?

        Doug